N.J. Stat. Ann. § 39:4-8.7

6. Any provision of chapter 4 of this Title authorizing or requiring the commissioner to provide for the regulation of traffic or parking on public highways or transportation systems under the jurisdiction of the commissioner by means of rule or regulation shall on and after the effective date of this act be construed as authorizing or requiring the commissioner to proceed by order, as the case may be, pursuant to the provisions of this act. Such an order, however, shall not be considered a rule or regulation pursuant to the provisions of the "Administrative Procedure Act," P.L.1968, c.410 (C.52:14B-1 et seq.).